DrawStateProc

Overview

Group

Quick Info

Windows NT
Yes
Win95
Yes
Win32s
No
Import Library
user-defined
Header File
winuser.h
Unicode
No
Platform Notes
DRAWSTATEPROC

[Now Supported on Windows NT]

The DrawStateProc function is an application-defined callback function that renders a complex image for the DrawState function.

BOOL CALLBACK DrawStateProc(

HDC hdc,	// handle to device context
LPARAM lData,	// image information
WPARAM wData,	// more image information
int cx,	// width of image
int cy	// height of image
);

Parameters
hdc

Identifies the device context to draw in. The device context is a memory device context with a bitmap selected, the dimensions of which are at least as great as those specified by the cx and cy parameters.

lData

Specifies information about the image, which the application passed to DrawState.

wData

Specifies information about the image, which the application passed to DrawState.

Specifies the image width, in device units, as specified by the call to DrawState.

Specifies the image height, in device units, as specified by the call to DrawState.

Return Values
If the function succeeds, the return value is TRUE.

If the function fails, the return value is FALSE.